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mfem.eigenvalue.setOperators
Set A and B operators for generalized eigenvalue problem Ax = λBx.
Syntax
mfem.eigenvalue.setOperators(solver, A, B?)
Description
Set A and B operators for generalized eigenvalue problem Ax = λBx. For standard eigenvalue problems (Ax = λx), only pass A. For generalized problems (Ax = λBx), pass both A and B.
Parameters
| Name | Description |
|---|---|
| solver | - LOBPCG solver instance |
| A | - Stiffness matrix/operator A (e.g., SparseMatrix, BilinearForm) |
| B(optional) | - Mass matrix/operator B for generalized problem (optional) |
Returns
void